The model sported a deep blue suit to ensure he and his heiress love looked like Barbie and Ken as they posed side by side.

Nicky chose a pillarbox red frock with lace panelling on the sleeves and chest, topping off her look with a furry leopard print clutch bag.

But if it was a battle for the sexiest outfit, Ivanka would have taken home the trophy.

Cute couples: Donald had his wife Melania by his side while Pairs brought along her toyboy boyfriend River Viiperi

Bright young things: Paris and Nicky wore blue and red gowns respectively while their parents stuck to a monochrome colour palette

The 31-year-old dazzled in a sequined nude dress which boasted a split all the way up to her thigh.

Meanwhile, Donald’s wife Melania blended into the background in her safe white frock, but the long-sleeved number did have a hint of sex appeal with a few cut-out segments flecked with sequins.

Rick and Donald both dressed in classic black tuxedos, with Donald sporting a bow tie, while Kathy kept things simple in a cream dress and matching cardigan.

The famous families posed up separately and together at the gala, which was held at Cipriani’s in order to benefit the European School of Economics Scholarship Program, helping students achieve a Higher Education.

Family portrait: Donald's son Eric (L) joined his sister, father and mother-in-law for a photograph

Simple but effective: Melania and Real Housewives of New York City star Sonja Morgan (R) played it safe for the charity bash